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1 <!DOCTYPE html>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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3 <!--
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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4 Google HTML5 slide template
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5
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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6 Authors: Luke Mahé (code)
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7 Marcin Wichary (code and design)
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9 Dominic Mazzoni (browser compatibility)
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10 Charles Chen (ChromeVox support)
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11
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12 URL: http://code.google.com/p/html5slides/
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13 -->
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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15 <html>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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16 <head>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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17 <title>2013-08-06</title>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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18
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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19 <meta charset='utf-8'>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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20 <script
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21 src='http://html5slides.googlecode.com/svn/trunk/slides.js'></script>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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22 </head>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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23
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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24 <style>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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25 /* Your individual styles here, or just use inline styles if that’s
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26 what you want. */
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27 .slides article { background-image: none !important; background-color: white; }
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30 </style>
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32 <body style='display: none'>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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33
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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34 <section class='slides layout-regular template-default'>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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35
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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36 <!-- Your slides (<article>s) go here. Delete or comment out the
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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37 slides below.-->
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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38
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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39 <article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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40 <h1>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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41 Ceriumによる
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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42 <br>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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43 正規表現マッチャの実装
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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44 </h1>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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45 <p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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46 Masataka Kohagura
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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47 <br>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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48 17th September , 2013
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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49 </p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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50 </article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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51
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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52 <article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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53 <h3>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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54 研究目的
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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55 </h3>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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56 <p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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57 本研究室では、Cell用に作られたCeriumにて並列プログラミングを行なっている。様々な例題を実装することにより、どのような問題でも並列処理ができることを証明する。
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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58 </p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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59 <p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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60 現在は文字列サーチを実装している段階で、ボイヤームーア法を実装している。
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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61 セミグループという、分割したファイルに対して並列処理をさせるような手法によって、既存の文字列サーチと処理速度を比較し、どれだけ速く、どれだけ効率よくなるのかを測定する。
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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62 </p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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63 <p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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64 並列処理は逐次処理よりも処理時間を短縮できる可能性があるが、I/O命令がボトルネックになる。
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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65 このボトルネックを軽減させるにはどのような処理をさせればよいのか考察し、処理全体の効率化の改善を図る。
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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66 </p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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67 </article>
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68
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69 <article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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70 <h3>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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71 したこと
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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72 </h3>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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73 <p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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74 ・三角波、矩形波の実装
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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75 </p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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76 </article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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77
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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78 <article class='smaller'>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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79 <h3>波形</h3>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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80 <p>三角波</p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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81 <section><pre>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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82 double tri(double t){
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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83
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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84 double decimal_part = t - abs(t);
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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85
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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86 if(abs(t) % 2 != 0){
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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87 return decimal_part < 0.5 ? decimal_part : 1 - decimal_part;
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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88 }else{
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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89 return decimal_part < 0.5 ? -decimal_part : 1 - decimal_part;
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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90 }
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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91 }
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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92 </pre></section>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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93
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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94 <p>矩形波</p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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95 <section><pre>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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96 double square(double t){
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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97 double decimal_part = t - abs(t);
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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98 return decimal_part < 0.5 ? 1 : -1;
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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99 }
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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100 </pre></section>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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101 </article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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102
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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103 <article class='smaller'>
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104 <h3></h3>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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105 <p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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106
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107
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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108 </p>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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109
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110
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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111 </article>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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112 </body>
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Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
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113 </html>
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